body{
    margin: 0;
}
#all{
    margin: 0 auto;
    width: 1200px;
    height: 800px;
    background-image: url("../img/bg.png");
}
#all_body{
    float: left;
    margin: 99px 0 0 143px;
    width: 915px;
    height: 611px;
    background-color: aqua;
}
#top{
    float: left;
    margin: 0;
    width: 915px;
    height: 39px;
}
#left{
    float: left;
    margin: 0;
    width: 156px;
    height: 572px;
}
#right{
    float: left;
    margin: 0;
    width: 759px;
    height: 572px;
    background-color: white;
}
#right .top {
    float: left;
    margin: 0;
    width: 759px;
    height: 31px;
}

#right .left {
    float: left;
    margin: 0;
    width: 254px;
    height: 541px;
}
#right .right{
    float: left;
    margin: 0;
    width: 505px;
    height: 541px;
}
